The Illinois Department of Public Health is responsible for protecting the health and welfare of 12.4 million state residents and visitors through the prevention and control of disease and injury. To track vaccines for children, the department employs a secure, voluntary immunization health record repository known as the Illinois Comprehensive Automated Immunization Registry Exchange, or I-CARE.

I-CARE is a unified and integrated electronic immunization information Web Portal requiring ongoing data management, including both legacy DB2 and leading edge Oracle components. Maintaining a compatible bridge between DB2 and Oracle is essential, as is mai